New York Mets vs. Cleveland Guardians

Platform comparison

Market context

Polymarket currently has the **Mets side at 44% YES**, so the contract is trading as a modest underdog view on New York rather than a strong call on either club. Because it settles to the official result of the game and pays out in **USDC on Polygon via conditional tokens**, the price is mainly a real-time read on who market participants think will win the single scheduled matchup, not on season record or broader team strength.

That 44% sits in the middle of a fairly tight pre-game range seen across recent previews, where Cleveland is usually priced only slightly ahead. Several listings show the Guardians around the mid-to-high 50s on the moneyline or roughly a 52% to 53% win chance, while the Mets are often placed near 47% to 48%, which makes Polymarket’s 44% on New York look a touch more cautious than some model-based estimates.[1][5][11][13][17] For a Polymarket user, that matters because the contract can reprice quickly if the broader market moves closer to the betting consensus or if it leans into a sharper underdog case.

The main catalysts are the confirmed starting pitchers, any late lineup scratches, and any weather or schedule changes that affect whether the game is completed as planned. Current previews point to Sean Manaea for the Mets and Joey Cantillo for Cleveland, with the listed first pitch at 6:40 PM ET, so any change to that pitching assignment or to the start time can move win probabilities fast.[1][3][7] Traders also need to watch for postponement risk, since a postponement keeps the market open until the game is actually finished, while a cancellation with no make-up or a tie resolves 50-50 under the market rules.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to Polymarket Scam?, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Polymarket Scam? trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.